Home / 1,059,504,439.68-1,588,188,318.57-666,312,266.16

Finding the Fourth Proportional to 1,059,504,439.68, 1,588,188,318.57 and 666,312,266.16

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Solution

The fourth proportional to 1,059,504,439.68, 1,588,188,318.57 and 666,312,266.16 is: 998,796,529.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,504,439.68 : 1,588,188,318.57 = 666,312,266.16 : x
  2. Step 2: Convert to fraction form
    1,059,504,439.68/1,588,188,318.57 = 666,312,266.16/x
  3. Step 3: Cross multiply
    1,059,504,439.68x = 1,588,188,318.57 × 666,312,266.16
  4. Step 4: Simplify right side
    1,059,504,439.68x = 1,058,229,357,635,216,640
  5. Step 5: Solve for x
    x = 1,058,229,357,635,216,640/1,059,504,439.68
  6. Step 6: Final answer
    x = 998,796,529.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.